Today, you will find at least two secondary resources, namely fellow critics, who agrees with your positions regarding the text you have chosen to exclude from "next year's textbook." This will require you to read some secondary criticism of your chosen author. When you think you have stumbled upon a critic who agrees with one of your three central claims about the work, record all relevant bibliographical information along with a short quote that you can include in the body of your argument.
Browse through the contents and indices of the secondary texts in the library on the back or front tables looking for criticism on your author.
Try EBSCO's MAS Ultra search or Advanced Placement search.
Try Infotrac and JStor for other scholarly articles.
Specific author criticism from the Internet Public Library: Shakespeare, Gawain, Chaucer, Malory, Beowulf.
